Power Outages in Bon Homme County, SD
Bon Homme Yankton El Assn, Inc, Charles Mix Electric Assn, Inc, NorthWestern Energy - (SD) and Southeastern Electric Coop Inc - (SD) publish only a system-wide total, not county figures. There is no live feed for City of Tyndall - (SD) and WAPA-- Western Area Power Administration. In 2025, the average customer here lost power for about 7.4 hours.
Bon Homme County, SD is served by 6 tracked utilities.
Cite this data
- URL
- https://massoutage.com/south-dakota/bon-homme-county
- As of
- Not available
- Publisher
- MassOutage
MassOutage, "Power Outages in Bon Homme County, SD". https://massoutage.com/south-dakota/bon-homme-county
Bon Homme Yankton El Assn, Inc, Charles Mix Electric Assn, Inc, NorthWestern Energy - (SD) and Southeastern Electric Coop Inc - (SD) publish no county-level figures.
No live feed for City of Tyndall - (SD) and WAPA-- Western Area Power Administration: outages in theirservice area won't show here.
0.0%of this county's ~3,766 customers are served by utilities with a county-level live feed.
We can't see outages for: City of Tyndall - (SD), WAPA-- Western Area Power Administration. Their customers are not in any number on this page; check their own outage maps.
System-wide total only, no county split: Bon Homme Yankton El Assn, Inc, Charles Mix Electric Assn, Inc, NorthWestern Energy - (SD), Southeastern Electric Coop Inc - (SD).
| Utility | Feed | Out | Served | % out | Small outages | Incidents | Utility ETR | As of |
|---|---|---|---|---|---|---|---|---|
| Bon Homme Yankton El Assn, Inc | Live · total only | not by county | - | - | - | - | - | - |
| Charles Mix Electric Assn, Inc | Live · total only | not by county | - | - | - | - | - | - |
| NorthWestern Energy - (SD) | Live · total only | not by county | - | - | - | - | - | - |
| Southeastern Electric Coop Inc - (SD) | Live · total only | not by county | - | - | - | - | - | - |
| City of Tyndall - (SD) | No live feed | can't see | - | - | - | - | - | - |
| WAPA-- Western Area Power Administration | No live feed | can't see | - | - | - | - | - | - |
Electricity-dependent residents
HHS emPOWER · data October 7, 2026Medicare beneficiaries in Bon Homme Countywho rely on electricity-dependent medical equipment (ventilators, oxygen concentrators, home dialysis, powered wheelchairs, and more). HHS reports counts of 1–10 as “≤11”. Medicare only, so the full at-risk population is larger.
By ZIP code (5)
| ZIP | Power-dependent | Ventilators | O2 concentrators | Home dialysis |
|---|---|---|---|---|
| 57066 | 13 | 0 | ≤11 | 0 |
| 57062 | 13 | ≤11 | ≤11 | ≤11 |
| 57315 | ≤11 | 0 | ≤11 | 0 |
| 57063 | ≤11 | ≤11 | ≤11 | 0 |
| 57059 | ≤11 | ≤11 | ≤11 | 0 |
Emergency managers can request identified beneficiary lists through their state health department via the HHS emPOWER program.
Outage began, grew, restoration estimate changed, restored: by email, Slack, Teams, Discord or signed webhook, for Bon Homme County or any town and utility in it.
No active NWS alerts for Bon Homme County right now.
Bon Homme County has been under 10 National Weather Service alerts recently, most recently a Dense Fog Advisory on September 30, 2026.
- Dense Fog Advisory ×10
Latest Bon Homme County, SD outage updates
A running log of how this outage has changed, updated automatically as utilities report in.
- RESOLVED
Power restored after 36m
- OUTAGE BEGAN
Outage began: 339 customers out (12% of the county)
Hardest-hit cities in Bon Homme County
Where this event is concentrated across the county's towns and townships.
Historical reliability
In 2025, the average customer in Bon Homme County went about 7.4 hours without power. Peak simultaneous outage on record reached 2,917 customers.
The US EIA reports South Dakota utilities averaged 4.7 hrs without power per customer (SAIDI) in 2025, a cross-check on our county estimate of 7.4 hrs.
Worst year here was 2022 (peak 1,845 customers out) · decade average 4.4 hrs without power per customer/yr.
| Year | Outage events | Peak customers out | Avg hrs/customer |
|---|---|---|---|
| 2020 | 84 | 1,101 | 5.4 |
| 2021 | 59 | 62 | 0.3 |
| 2022 | 60 | 1,845 | 8.6 |
| 2023 | 39 | 683 | 0.9 |
| 2024 | 69 | 985 | 3.9 |
| 2025 | 89 | 2,917 | 7.4 |
Cost of power in Bon Homme County
ENERGY & AI DEMAND →Estimated residential electricity price for Bon Homme County, customer-weighted across the utilities serving it (US EIA, 2025). Retail prices aren't published at the county level; this is a derived estimate.
- NorthWestern Energy - (SD)13.4¢51,787 cust
- Southeastern Electric Coop Inc - (SD)13.0¢20,959 cust
Weighted by each utility's residential customer count (utilities report customers at the state level; a per-county share isn't published). Rising retail prices track a national demand surge; see energy & the data-center boom.
Relatively Moderate ice storms exposure · 4.4 hrs/yr of outages over the last decade.
Power outages in Bon Homme County: FAQ
- How often does Bon Homme County, SD lose power?
- Based on EAGLE-I records, Bon Homme County, SD logged 89 distinct outage events in 2025, averaging about 7.4 hours without power per customer over the year.
- What was the worst power outage in Bon Homme County, SD?
- The largest tracked outage peaked at 2,917 customers without power, beginning March 15, 2025 and lasting about 8h 30m.
- Is there a power outage in Bon Homme County, SD right now?
- No major outage is currently reported for Bon Homme County, SD. Live coverage depends on whether local utilities report to ODIN.
- Which utilities serve Bon Homme County, SD?
- Tracked electric providers include Bon Homme Yankton El Assn, Inc, NorthWestern Energy - (SD).
Outages are tracked at the county level; these ZIP codes fall within Bon Homme County.
57059, 57062, 57063, 57066, 57315
Electric providers serving this county
From EIA-861 service territory, with official reliability where reported.
| Provider | Official SAIDI (EIA) | Live | Report outage |
|---|---|---|---|
| NorthWestern Energy - (SD) | 2.0 hrs | Live · total only | - |
| WAPA-- Western Area Power Administration | - | No live feed | - |
| Southeastern Electric Coop Inc - (SD) | - | Live · total only | - |
| Charles Mix Electric Assn, Inc | - | Live · total only | - |
| Bon Homme Yankton El Assn, Inc | - | Live · total only | - |
| City of Tyndall - (SD) | - | No live feed | - |
Data from DOE/ORNL ODIN, DOE EAGLE-I, EIA Form 861 (utility reliability), EIA electricity retail prices and FEMA National Risk Index, every source we read. Historical figures derive from the DOE/ORNL EAGLE-I dataset (EAGLE-I tracked roughly 0% of South Dakota customers). Machine-readable data: /api/v1/counties/46009 and /api/v1/counties/46009/history.